Synology DiskStation 2-Bay NAS Home Cloud Storage ( DS220j/DS223j)

Hardware Specifications :

DS220j :

CPU

CPU Model Realtek RTD1296

CPU Architecture 64-bit

CPU Frequency Quad Core 1.4 GHz

Hardware Encryption Engine Yes

Memory

System Memory 512 MB DDR4

Notes Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.

Storage

Drive Bays 2

Compatible Drive Type* (See all supported drives)

3.5" SATA HDD

2.5" SATA HDD (with optional 2.5" Disk Holder)

2.5" SATA SSD (with optional 2.5" Disk Holder)

Maximum Internal Raw Capacity 32 TB (16 TB drive x 2) (Capacity may vary by RAID types)

Maximum Single Volume Size* 108 TB

Hot Swappable Drive -

Notes

"Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.

The maximum single volume size is not directly related to the maximum raw capacity. (Learn more)

External Ports

RJ-45 1GbE LAN Port 1

USB 3.0 Port 2

File System

Internal Drives

EXT4

External Drives

EXT4

EXT3

FAT

NTFS

HFS+

exFAT*

Notes exFAT Access is purchased separately in Package Center.

Appearance

Size (Height x Width x Depth) 165 mm x 100 mm x 225.5 mm

Weight 0.88 kg

DS223j :

CPU

CPU Model Realtek RTD1619B

CPU Quantity 1

CPU Architecture 64-bit

CPU Frequency 4-core 1.7 GHz

Hardware Encryption Engine

Memory

System Memory 1 GB DDR4 non-ECC

Notes Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.

Storage

Drive Bays 2

Compatible Drive Type* (See all supported drives)

3.5" SATA HDD

2.5" SATA SSD (with optional 2.5" Disk Holder)

Hot Swappable Drive* -

Notes "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.

External Ports

RJ-45 1GbE LAN Port* 1

USB 3.2 Gen 1 Port* 2

Notes

This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.

The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.

File System

Internal Drives

Btrfs

EXT4

External Drives

Btrfs

EXT4

EXT3

FAT

NTFS

HFS+

exFAT

Notes Btrfs file system is available from DSM 7.2-64570.

Appearance

Size (Height x Width x Depth) 165 mm x 100 mm x 225.5 mm